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Finding the Fourth Proportional to 681,906.18, 941,433.71 and 606,245.25

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Solution

The fourth proportional to 681,906.18, 941,433.71 and 606,245.25 is: 836,976.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,906.18 : 941,433.71 = 606,245.25 : x
  2. Step 2: Convert to fraction form
    681,906.18/941,433.71 = 606,245.25/x
  3. Step 3: Cross multiply
    681,906.18x = 941,433.71 × 606,245.25
  4. Step 4: Simplify right side
    681,906.18x = 570,739,714,877.38
  5. Step 5: Solve for x
    x = 570,739,714,877.38/681,906.18
  6. Step 6: Final answer
    x = 836,976.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.